TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
Add to Cart
Torich has nice quality of Bright Annealing Seamless Precision Steel Tube with 23 years manufacturing
experience and 10 year export experience.
Characteristic:
1. Bright annealing treatment on steel tubes, have a clean in side and out size diameter,Besides, what is
suitable for bending any angle for your produce your production.
2. Galvanizing on tubes can bear the Salt spray test above 72 hours.
3. Steel tubes produce by cold drawn and cold rolled many times ,With a good tolerance on OD and WT.
Application : Hydraulic tubes.
Material: E235 St35 St45 St52 E355
Standard : DIN 2391 EN10305-1
Surface treatment: Galvanizing, to protect material from rust.
Steel Grade and Chemical Compositions:
| Steel Grade | C | Si | Mn | P | S | Al | |
| Steel Name | Steel Number | max | max | max | max | max | min |
| E215 | 1.0212 | 0.10 | 0.05 | 0.70 | 0.025 | 0.025 | 0.025 |
| E235 | 1.0308 | 0.17 | 0.35 | 1.20 | 0.025 | 0.025 | - |
| E355 | 1.0580 | 0.22 | 0.55 | 1.60 | 0.025 | 0.025 | - |
| Mechanical properties at room temperature | |||||||||||||
| Steel Grade | Minimum values for the delivery condition | ||||||||||||
| Steel Name | Steel Nubmer | (+Cc) | (+LCc) | (+SR) | (+Ad) | (+N) NBK | |||||||
| Rm Mpa | A % | Rm Mpa | A % | Rm Mpa | ReH Mpa | A % | Rm Mpa | A % | Rm Mpa | ReH Mpa | A % | ||
| E215 | 1.0212 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 280 | 30 | 290-430 | 215 | 30 |
| E235 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 315 | 25 | 340-480 | 235 | 25 |
| E355 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450f | 10 | 450 | 22 | 490-630 | 355 | 2 |
production process for Bright Annealing Seamless Precision Steel Tube